package com.duyu.gulimall.product.service.impl;



import com.duyu.common.to.SpuBoundTo;
import com.duyu.common.to.es.SkuEsModel;
import com.duyu.common.utils.R;
import com.duyu.gulimall.product.Vo.*;
import com.duyu.gulimall.product.entity.*;
import com.duyu.gulimall.product.feign.CouponFeignService;
import com.duyu.gulimall.product.service.*;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.math.BigDecimal;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;

import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.duyu.common.utils.PageUtils;
import com.duyu.common.utils.Query;

import com.duyu.gulimall.product.dao.SpuInfoDao;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.util.ObjectUtils;


@Service("spuInfoService")
public class SpuInfoServiceImpl extends ServiceImpl<SpuInfoDao, SpuInfoEntity> implements SpuInfoService {

    @Autowired
    SpuInfoDescService spuInfoDescService;
    @Autowired
    SpuImagesService spuImagesService;
    @Autowired
    AttrService attrService;
    @Autowired
    ProductAttrValueService attrValueService;
    @Autowired
    SkuInfoService skuInfoService;
    @Autowired
    SkuImagesService skuImagesService;
    @Autowired
    SkuSaleAttrValueService skuSaleAttrValueService;
    @Autowired
    CouponFeignService couponFeignService;
    @Override
    public PageUtils queryPage(Map<String, Object> params) {
        IPage<SpuInfoEntity> page = this.page(
                new Query<SpuInfoEntity>().getPage(params),
                new QueryWrapper<SpuInfoEntity>()
        );

        return new PageUtils(page);
    }

    /**
     * //TODO 高级部分
     * @param vo
     */
    @Transactional
    @Override
    public void saveSpuInfo(SpuSaveVo vo) {
        //1 保存spu基本信息 `pms_spu_info`
        SpuInfoEntity infoEntity = new SpuInfoEntity();
        BeanUtils.copyProperties(vo,infoEntity);
        infoEntity.setCreateTime(new Date());
        infoEntity.setUpdateTime(new Date());
        this.save(infoEntity);
        //2 保存spu描述图片 `pms_spu_info_desc`
        List<String> decript = vo.getDecript();
        SpuInfoDescEntity descEntity = new SpuInfoDescEntity();
        descEntity.setSpuId(infoEntity.getId());
        descEntity.setDecript(String.join(",",decript));
        spuInfoDescService.saveSpuInfoDesc(descEntity);

        //3 保存spu图片集  `pms_sku_images`
        List<String> images = vo.getImages();
        spuImagesService.saveImages(infoEntity.getId(),images);
        //4 保存spu规格参数  `pms_product_attr_value`
        List<BaseAttrs> baseAttrs = vo.getBaseAttrs();
        List<ProductAttrValueEntity> attrValueEntityList = baseAttrs.stream().map(attr -> {
            ProductAttrValueEntity valueEntity = new ProductAttrValueEntity();
            valueEntity.setAttrId(attr.getAttrId());
            AttrEntity byId = attrService.getById(attr.getAttrId());
            valueEntity.setAttrName(byId.getAttrName());
            valueEntity.setAttrValue(attr.getAttrValues());
            valueEntity.setAttrSort(attr.getShowDesc());
            valueEntity.setSpuId(infoEntity.getId());
            return valueEntity;
        }).collect(Collectors.toList());
        attrValueService.saveBatch(attrValueEntityList);
        //5 保存spu的积分信息 `gulimall_sms`->`sms_spu_bounds`
        Bounds bounds = vo.getBounds();
        SpuBoundTo spuBoundTo = new SpuBoundTo();
        BeanUtils.copyProperties(bounds,spuBoundTo);
        spuBoundTo.setSpuId(infoEntity.getId());
        R r = couponFeignService.saveSpuBounds(spuBoundTo);
        if (r.getCode()!=0){
            log.error("远程保存spu积分信息失败");
        }
        //5 保存当前spu对应的所有sku信息
        List<Skus> skus = vo.getSkus();
        if (!ObjectUtils.isEmpty(skus)){
            skus.forEach(item->{
                String defaultImg = "";
                for (Images image : item.getImages()) {
                    if (image.getDefaultImg()==1){
                        defaultImg = image.getImgUrl();
                    }
                }
                SkuInfoEntity skuInfoEntity = new SkuInfoEntity();
                BeanUtils.copyProperties(skus,skuInfoEntity);
                skuInfoEntity.setBrandId(infoEntity.getBrandId());
                skuInfoEntity.setSaleCount(0L);
                skuInfoEntity.setSpuId(infoEntity.getId());
                skuInfoEntity.setSkuDefaultImg(defaultImg);
                //5.1 sku的基本信息； `pms_sku_info`
                skuInfoService.save(skuInfoEntity);
                Long skuId = skuInfoEntity.getSkuId();
                List<SkuImagesEntity> skuImagesEntityList = item.getImages().stream().map(img -> {
                    SkuImagesEntity skuImagesEntity = new SkuImagesEntity();
                    skuImagesEntity.setSkuId(skuId);
                    skuImagesEntity.setImgUrl(img.getImgUrl());
                    skuImagesEntity.setDefaultImg(img.getDefaultImg());
                    return skuImagesEntity;
                }).filter(entity->{
                    return !ObjectUtils.isEmpty(entity.getImgUrl());
                }).collect(Collectors.toList());
                //5.2 sku的图片信息   `pms_sku_images`
                skuImagesService.saveBatch(skuImagesEntityList);

                List<Attr> attr = item.getAttr();
                List<SkuSaleAttrValueEntity> skuSaleAttrValueEntities = attr.stream().map(a -> {
                    SkuSaleAttrValueEntity attrValueEntity = new SkuSaleAttrValueEntity();
                    BeanUtils.copyProperties(a, attrValueEntity);
                    attrValueEntity.setSkuId(skuId);
                    return attrValueEntity;
                }).collect(Collectors.toList());
                //5.3 sku的销售属性信息：`pms_product_attr_value`
                skuSaleAttrValueService.saveBatch(skuSaleAttrValueEntities);
                //5.4 sku的优惠满减等信息  `gulimall_sms`->`sms_sku_ladder`\`sms_sku_full_reduction`\`sms_member_price`
                SkuReductionTO skuReductionTO = new SkuReductionTO();
                BeanUtils.copyProperties(item,skuReductionTO);
                skuReductionTO.setSkuId(skuId);
                R r1 = couponFeignService.saveSpuReduction(skuReductionTO);
                if (skuReductionTO.getFullCount()>0||skuReductionTO.getFullPrice().compareTo(new BigDecimal("0"))==1){
                    if (r1.getCode()!=0){
                        log.error("远程保存spu优惠信息失败");
                    }
                }
            });
        }

    }

    @Override
    public PageUtils queryPageByCondition(Map<String, Object> params) {
        QueryWrapper<SpuInfoEntity> wrapper = new QueryWrapper<>();
        String key = (String) params.get("key");
        if (!ObjectUtils.isEmpty(key)){
            wrapper.and((w)->{
                w.eq("id",key).or().like("spu_name",key);
            });
        }
        String status = (String) params.get("status");
        if (!ObjectUtils.isEmpty(status)){
            wrapper.eq("publish_status",status);
        }
        String brandId = (String) params.get("brandId");
        if (!ObjectUtils.isEmpty(brandId)){
            wrapper.eq("brand_id",brandId);
        }
        String catelogId = (String) params.get("catelogId");
        if (!ObjectUtils.isEmpty(catelogId)){
            wrapper.eq("catalog_id",catelogId);
        }
        IPage<SpuInfoEntity> page = this.page(
                new Query<SpuInfoEntity>().getPage(params),
                wrapper
        );

        return new PageUtils(page);
    }

    @Override
    public void up(Long spuId) {
        List<SkuInfoEntity> skus = skuInfoService.getSkusBySkuId(spuId);
        List<SkuEsModel> uoProducts = skus.stream().map(sku -> {
            SkuEsModel EsModel = new SkuEsModel();
            //TODO 130集开始
            return EsModel;
        }).collect(Collectors.toList());
    }

}